From eb31b815b158589029c11bbfb61d9a4b41656b7a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20=C5=A0ach?= <martin.sachin@gmail.com>
Date: Thu, 23 Jan 2025 12:03:10 +0100
Subject: [PATCH] Fix SPE-2640: Fix overriden extrusions crash

Overriden extrusions must be inserted even if they are empty
because the resulting vector must be the same length as
instances_to_print
---
 src/libslic3r/GCode/ExtrusionOrder.cpp | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/libslic3r/GCode/ExtrusionOrder.cpp b/src/libslic3r/GCode/ExtrusionOrder.cpp
index 697739956a..1ae68b5cee 100644
--- a/src/libslic3r/GCode/ExtrusionOrder.cpp
+++ b/src/libslic3r/GCode/ExtrusionOrder.cpp
@@ -421,9 +421,7 @@ std::vector<OverridenExtrusions> get_overriden_extrusions(
             std::vector<SliceExtrusions> slices_extrusions{get_slices_extrusions(
                 print, *layer, should_pick_extrusion, smooth_path, offset, extruder_id, previous_position
             )};
-            if (!slices_extrusions.empty()) {
-                result.push_back({offset, std::move(slices_extrusions)});
-            }
+            result.push_back({offset, std::move(slices_extrusions)});
         }
     }
     return result;